May 2015
Beginner to intermediate
412 pages
8h 44m
English
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Capturing images with photoCam
Taking images with the attached camera and sending them to the JSF backend data model is supported by photoCam.
How to do it…
A simple definition for capturing an image with the photoCam would be as follows:
<p:photoCam widgetVar="pc" listener="#{photoCamBean.onCapture}"
update="capturedImage"/>
<p:graphicImage id="capturedImage"
value="#{photoCamBean.capturedImage}" cache="false"/>
<p:commandButton type="button" value="Capture"
onclick="PF('pc').capture()"/>How it works…
The captured image is triggered via the client-side JavaScript method, capture. The button declared in the preceding sample invokes the capture method via the widget variable defined for the photoCam component. A method expression, which will be invoked ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.